Amavalvu e-Butterfly namavalvu esango ayizinhlobo ezimbili zamavalvu avame ukusetshenziswa ezindaweni zokugcina amanzi ezimbonini kanye nasemasipala. Anemehluko osobala ngesakhiwo, umsebenzi kanye nokusetshenziswa kwawo. Lesi sihloko sizoxoxa ngomehluko phakathi kwamavalvu e-butterfly namavalvu esango ngokuningiliziwe kusukela ezicini zesimiso, ukwakheka, izindleko, ukuqina, ukulawulwa kokugeleza kwamanzi, ukufakwa kanye nokugcinwa kwawo.
1. Isimiso
Isimiso se-Butterfly Valve
Isici esikhulu kunazo zonke se-ivalvu yebhabhathaneisakhiwo sayo esilula kanye nomklamo ohlangene. Umgomo wayo osebenzayo ukuthi ipuleti lebhabhathane eliyindilinga lijikeleza isiqu sevalvu njenge-axis ephakathi ukulawula ukugeleza koketshezi. Ipuleti levalvu lifana nendawo yokuhlola, futhi kuphela ngemvume yepuleti lebhabhathane elingadlula. Lapho ipuleti lebhabhathane lihambisana nesiqondiso sokugeleza koketshezi, ivalvu ivuleke ngokuphelele; lapho ipuleti lebhabhathane liqonde ngqo esiqondisweni sokugeleza koketshezi, ivalvu ivaliwe ngokuphelele. Isikhathi sokuvula nokuvala sevalvu yebhabhathane sifushane kakhulu, ngoba idinga ama-degree angu-90 kuphela okujikeleza ukuze iqedele umsebenzi wokuvula noma wokuvala ogcwele. Lesi futhi yisizathu esenza kube yivalvu ejikelezayo kanye nevalvu yokujika kwekota.
Isimiso seValve Yesango
Ipuleti le-valve leivalvu yesangoinyakaza phezulu naphansi iqonde emzimbeni wevalvu. Uma isango liphakanyisiwe ngokugcwele, umgodi wangaphakathi womzimba wevalvu uvulwa ngokugcwele futhi uketshezi lungadlula ngaphandle kokuvinjelwa; uma isango lehlisiwe ngokuphelele, uketshezi luvinjiwe ngokuphelele. Ukwakheka kwevalvu yesango kwenza ukuthi ingabi nakuphikiswa kokugeleza uma ivuliwe ngokugcwele, ngakho-ke ifanele izinhlelo zokusebenza ezidinga ukuvulwa okuphelele noma ukuvalwa okuphelele. Kufanele kugcizelelwe lapha ukuthi ivalvu yesango ifanele ukuvulwa okuphelele nokuvalwa okuphelele! Kodwa-ke, ivalvu yesango inesivinini sokuphendula esisheshayo, okungukuthi, isikhathi sokuvula nokuvala side kakhulu, ngoba kuthatha ukujika okuningi ukuzungeza igiya lesandla noma le-worm ukuze livuleke futhi livalwe ngokugcwele.
2. Ukwakheka
Ukwakheka kwe-valve yebhabhathane
Njengoba kushiwo ngenhla, isakhiwo se-butterfly valve silula kakhulu, kufaka phakathi izingxenye eziyinhloko njengomzimba we-valve, ipuleti le-valve, umgodi we-valve, isihlalo se-valve kanye ne-drive. Njengoba kuboniswe esithombeni esingezansi.
Umzimba we-valve:
Umzimba wevalvu yevalvu yevelufa uyisilinda futhi unomzila oqondile ngaphakathi. Umzimba wevalvu ungenziwa ngezinto ezahlukene, njengensimbi ecijile, insimbi ethambile, insimbi engagqwali, insimbi yekhabhoni, ithusi le-aluminium, njll. Yiqiniso, ukukhetha izinto kuncike endaweni yokusetshenziswa kwevalvu yevelufa kanye nohlobo lwendlela ephakathi.
Ipuleti levalvu:
Ipuleti le-valve liyingxenye yokuvula nokuvala efana nediski okukhulunywe ngayo ngenhla, efana nediski ngesimo sayo. Izinto zepuleti le-valve zivame ukufana nezomzimba we-valve, noma ziphakeme kunezomzimba we-valve, ngoba i-valve ye-butterfly ixhumana ngqo ne-medium, ngokungafani ne-valve ye-butterfly ephakathi nendawo lapho umzimba we-valve uhlukaniswe khona ngqo ne-medium yisihlalo se-valve. Ezinye izinto ezikhethekile zidinga ukuthuthukisa ukumelana nokuguguleka, ukumelana nokugqwala, kanye nokumelana nokushisa okuphezulu.
Isiqu sevalvu:
Isiqu se-valve sixhuma ipuleti le-valve kanye ne-drive, futhi sinesibopho sokudlulisa i-torque ukuze ijikeleze ipuleti le-valve. Isiqu se-valve sivame ukwenziwa ngensimbi engagqwali engu-420 noma ezinye izinto ezinamandla aphezulu ukuqinisekisa amandla ayo anele nokuqina kwayo.
Isihlalo sevalvu:
Isihlalo se-valve sifakwe ngaphakathi kwengaphakathi lomzimba we-valve futhi sithinta ipuleti le-valve ukuze sakhe uphawu lokuqinisekisa ukuthi indawo ayivuzi lapho i-valve ivaliwe. Kunezinhlobo ezimbili zokuvala: uphawu oluthambile nophawu oluqinile. Uphawu oluthambile lusebenza kahle kakhulu ekuvaleni. Izinto ezisetshenziswa kakhulu zifaka irabha, i-PTFE, njll., ezivame ukusetshenziswa kuma-valve e-butterfly aphakathi nendawo. Izivalo eziqinile zifanelekela izindawo zokushisa okuphezulu kanye nezindawo zokucindezela okuphezulu. Izinto ezisetshenziswa kakhulu zifaka i-SS304+Flexible Graphite, njll., ezivame ukusetshenziswa ku-amavalvu ebhabhathane angavamile kathathu.
I-Actuator:
I-actuator isetshenziselwa ukushayela isiqu se-valve ukuze sijikeleze. Amafomu avame ukusetshenziswa yi-manual, kagesi, omoya noma i-hydraulic. Ama-actuator asebenzisa izandla ngokuvamile asebenza ngezibambo noma amagiya, kuyilapho ama-actuator kagesi, omoya kanye ne-hydraulic angafinyelela ukulawula okukude nokusebenza okuzenzakalelayo.
Ukwakheka kwama-valve esango
Isakhiwo se-valve yesango siyinkimbinkimbi kakhulu. Ngaphezu komzimba we-valve, ipuleti le-valve, umgodi we-valve, isihlalo se-valve kanye ne-drive, kukhona nokupakisha, isembozo se-valve, njll. (bheka isithombe esingezansi)
Umzimba we-valve:
Umzimba wevalvu wevalvu yesango uvame ukuba sesimweni sebhareli noma se-wedge, onesiteshi esiqondile ngaphakathi. Izinto zomzimba wevalvu ikakhulukazi ziyinsimbi ecijile, insimbi ecijile, insimbi engagqwali, ithusi, njll. Ngokufanayo, izinto ezifanele kufanele zikhethwe ngokuya ngezimo zokusetshenziswa.
Isembozo se-valve:
Isembozo sevalvu sixhunywe emzimbeni wevalvu ukuze sakhe umgodi wevalvu ovaliwe. Ngokuvamile kuba nebhokisi lokufaka izinto esivalweni sevalvu lokufaka ukupakisha nokuvala isiqu sevalvu.
Isihlalo se-valve yesango +:
Isango liyingxenye yokuvula nokuvala yevalvu yesango, ngokuvamile ngesimo se-wedge. Isango lingaba yisango elilodwa noma isakhiwo sesango esiphindwe kabili. Ivalvu yesango esivame ukulisebenzisa yisango elilodwa. Izinto zesango zevalvu yesango elastiki yi-GGG50 embozwe ngerabha, kanti isango levalvu yesango eliqinile liyizinto zomzimba + ithusi noma insimbi engagqwali.
Isiqu sevalvu:
Isiqu se-valve sixhumanisa isango kanye ne-actuator, futhi sihambisa isango phezulu naphansi ngokudluliselwa okunentambo. Izinto zesiqu se-valve ngokuvamile ziyizinto ezinamandla aphezulu njengensimbi engagqwali noma insimbi yekhabhoni. Ngokusho kokunyakaza kwesiqu se-valve, ama-valve esango angahlukaniswa ngama-valve esango le-stem akhuphukayo kanye nama-valve esango le-stem akhuphukayo. Intambo ye-valve ye-valve yesango le-stem akhuphukayo itholakala ngaphandle komzimba we-valve, futhi isimo sokuvuleka nokuvaleka sibonakala ngokucacile; intambo ye-valve yesango le-stem akhuphukayo itholakala ngaphakathi komzimba we-valve, isakhiwo sincane kakhulu, futhi isikhala sokufaka sincane kunese-valve yesango le-stem akhuphukayo.
Ukupakisha:
Ukupakisha kutholakala ebhokisini lokugxusha lesembozo se-valve, esisetshenziselwa ukuvala igebe phakathi kwesiqu se-valve kanye nesembozo se-valve ukuvimbela ukuvuza okuphakathi. Izinto zokupakisha ezivamile zifaka i-graphite, i-PTFE, i-asbestos, njll. Ukupakisha kucindezelwa yi-gland ukuqinisekisa ukusebenza kokuvala.
I-Actuator:
• Isondo lesandla liyi-actuator esetshenziswa ngesandla evame kakhulu, eqhuba ukudluliswa kwentambo yesiqu se-valve ngokujikeleza isondo lesandla ukuze kushukunyiswe isango phezulu naphansi. Kuma-valve esango amakhulu noma anomfutho ophezulu, ama-actuator kagesi, omoya noma we-hydraulic avame ukusetshenziswa ukunciphisa amandla okusebenza nokusheshisa isivinini sokuvula nokuvala. Vele, lesi esinye isihloko. Uma unesithakazelo, sicela uhlole lesi sihloko.Zingaki Izindlela Zokuvala I-Butterfly ValveKuthatha Isikhathi Esingakanani?
3. Izindleko
Izindleko ze-Butterfly Valve
Amavalvu ebhabhathane avame ukushibhile kunamavalvu esango. Lokhu kungenxa yokuthi amavalvu ebhabhathane anobude besakhiwo obufushane, adinga izinto ezimbalwa, futhi anenqubo yokukhiqiza elula. Ngaphezu kwalokho, amavalvu ebhabhathane alula, okunciphisa nezindleko zokuhamba nokufakwa. Inzuzo yezindleko zamavalvu ebhabhathane isobala kakhulu emapayipini amakhulu.
Izindleko zeValve yeSango
Izindleko zokukhiqiza ama-valve esango zivame ukuba phezulu, ikakhulukazi ekusetshenzisweni okukhulu noma okunomfutho ophezulu. Isakhiwo sama-valve esango siyinkimbinkimbi, futhi ukunemba komshini wamapuleti esango nezihlalo zama-valve kuphezulu, okudinga izinqubo eziningi nesikhathi ngesikhathi senqubo yokukhiqiza. Ngaphezu kwalokho, ama-valve esango asinda kakhulu, okwandisa izindleko zokuhamba nokufakwa.
Njengoba kungabonakala emdwebweni ongenhla, ku-DN100 efanayo, ivalvu yesango inkulu kakhulu kunevalvu yebhabhathane.
4. Ukuqina
Ukuqina kwe-Butterfly Valve
Ukuqina kwamavalvu ebhabhathane kuncike esihlalweni sawo sevalvu kanye nezinto zomzimba wevalvu. Ikakhulukazi, izinto zokuvala zamavalvu ebhabhathane avaliwe kamnandi ngokuvamile zenziwa ngerabha, i-PTFE noma ezinye izinto eziguquguqukayo, ezingaguga noma ziguge ngesikhathi sokusetshenziswa isikhathi eside. Yiqiniso, izinto zokuvala zamavalvu ebhabhathane avaliwe kanzima zenziwe ngezinto zokwenziwa ezisebenza kahle kakhulu noma izivalo zensimbi, ngakho-ke ukuqina kuthuthukiswe kakhulu.
Ngokuvamile, ama-valve e-butterfly aqinile kahle ezinhlelweni zokucindezela okuphansi kanye nokucindezela okuphakathi, kodwa ukusebenza kokuvala kungancishiswa ezindaweni zokucindezela okuphezulu kanye nokushisa okuphezulu.
Kuhle futhi ukusho ukuthi ama-valve e-butterfly angakwazi ukuhlukanisa indawo ngokugoqa umzimba we-valve ngesihlalo se-valve ukuvimbela umzimba we-valve ukuthi ungagqwali. Ngesikhathi esifanayo, ipuleti le-valve lingambozwa ngokuphelele ngerabha futhi lifakwe i-fluorine ngokugcwele, okuthuthukisa kakhulu ukuqina kwalo kwemidiya egqwalisayo.
Ukuqina kwama-valve esango
Umklamo wesivalo sesihlalo esinwebekayo samavalvu esango ubhekene nenkinga efanayo namavalvu ebhabhathane, okungukuthi, ukuguga nokuguga ngesikhathi sokusetshenziswa. Kodwa-ke, amavalvu esango aqinile asebenza kahle ezindaweni ezinomfutho ophezulu kanye nezimo zokushisa okuphezulu. Ngenxa yokuthi indawo yokuvala ivalvu yesango ukusuka kwensimbi iye kwensimbi inokumelana nokuguguleka okuphezulu kanye nokumelana nokugqwala, impilo yayo yokusebenza ivame ukuba yinde.
Kodwa-ke, isango levalvu yesango linamathela kalula ukungcola okungaphakathi, okungase kuthinte nokuqina kwalo.
Ngaphezu kwalokho, ukubukeka kwayo kanye nesakhiwo sayo kunquma ukuthi kunzima ukwenza ulwelwesi oluphelele, ngakho-ke endaweni efanayo egqwalisayo, kungakhathaliseki ukuthi yenziwe ngensimbi yonke noma ulwelwesi oluphelele, intengo yayo iphakeme kakhulu kuneyevalvu yesango.
5. Ukulawulwa kokugeleza kwamanzi
Ukulawulwa kokugeleza kwevalvu yebhabhathane
Ivalvu yebhabhathane enama-eccentric amathathu ingalungisa ukugeleza ezindaweni ezahlukene zokuvula, kodwa ijika layo eliyisici sokugeleza aliqondile, ikakhulukazi uma ivalvu iseduze nokuvuleka ngokuphelele, ukugeleza kuyashintsha kakhulu. Ngakho-ke, ivalvu yebhabhathane ifaneleka kuphela ezigcawini ezinezidingo zokunemba okuphansi kokulungiswa, ngaphandle kwalokho, ivalvu yebhola ingakhethwa.
Ukulawulwa kokugeleza kwe-valve yesango
Ivalvu yesango yenzelwe ukuthi ifaneleke kakhulu ekusebenzeni kokuvula noma ukuvala ngokugcwele, kodwa hhayi ukulawula ukugeleza. Esimweni esivulekile kancane, isango lizobangela ukuxokozela nokudlidliza koketshezi, okulula ukulimaza isihlalo sevalvu nesango.
6. Ukufakwa
Ukufakwa kwevalvu yebhabhathane
Ukufakwa kwe-butterfly valve kulula kakhulu. Ilula ngesisindo, ngakho ayidingi ukwesekwa okukhulu ngesikhathi sokufakwa; inesakhiwo esincane, ngakho-ke ifaneleka kakhulu ngezikhathi lapho isikhala sincane.
Ivalvu yebhabhathane ingafakwa kumapayipi kunoma yiluphi uhlangothi (oluqondile noma oluqondile), futhi akukho mfuneko eqinile yendlela yokugeleza kwepayipi. Kufanele kuqashelwe ukuthi ekusetshenzisweni kokucindezela okuphezulu noma kobubanzi obukhulu, ipuleti lebhabhathane kumele libe sesimweni esivulekile ngokuphelele ngesikhathi sokufakwa ukuze kugwenywe ukulimala kwesivalo.
Ukufakwa kwamavalvu esango
Ukufakwa kwamavalvu esango kuyinkimbinkimbi kakhulu, ikakhulukazi amavalvu esango amakhulu kanye naqinile. Ngenxa yesisindo esikhulu samavalvu esango, kudingeka ukwesekwa okwengeziwe kanye nezinyathelo zokulungisa ngesikhathi sokufakwa ukuqinisekisa ukuzinza kwevalvu kanye nokuphepha komfaki.
Amavalvu esango avame ukufakwa emapayipini avundlile, futhi indlela yokugeleza koketshezi idinga ukucatshangelwa ukuqinisekisa ukufakwa okufanele. Ngaphezu kwalokho, ukushaya kokuvula nokuvala kwamavalvu esango kuyisikhathi eside, ikakhulukazi kumavalvu esango akhuphukayo, futhi kudingeka kugcinwe isikhala esanele sokusebenzisa isondo lesandla.
7. Ukugcinwa nokugcinwa
Ukunakekelwa kwamavalvu ebhabhathane
Amavalvu ebhabhathane anezingxenye ezimbalwa futhi kulula ukuwahlukanisa nokuwahlanganisa, ngakho kulula ukuwanakekela. Ekunakekelweni kwansuku zonke, ukuguga nokuguguleka kwepuleti le-valve kanye nesihlalo se-valve kuhlolwa kakhulu. Uma indandatho yokuvala itholakala iguguleke kakhulu, idinga ukushintshwa ngesikhathi. Ngakho-ke, sincoma ukuthi amakhasimende athenge amavalvu ebhabhathane angashintshaniswayo. Uma ukuthamba komphezulu kanye nokuphela kwepuleti le-valve kunzima ukufeza umphumela omuhle wokuvala, nayo idinga ukushintshwa.
Ngaphezu kwalokho, kukhona ukugcotshwa kwesiqu sevalvu. Ukugcotshwa okuhle kusiza ukuguquguquka nokuqina kokusebenza kwevalvu yevelufa.
Ukugcinwa kwamavalvu esango
Amavalvu esango anezingxenye eziningi futhi kunzima ukuwahlukanisa nokuwahlanganisa, ikakhulukazi ezinhlelweni ezinkulu zamapayipi, lapho umsebenzi wokulungisa umkhulu khona. Ngesikhathi sokulungisa, kufanele kuqashelwe ngokukhethekile ukuthi isango liphakanyisiwe futhi lehliswa kahle yini nokuthi kukhona yini izinto zangaphandle emseleni womzimba wevalvu.
Uma indawo yokuthintana yesihlalo sevalvu kanye nesango kuklwebhekile noma kugugile, kudinga ukupholishwa noma ukushintshwa. Yiqiniso, ukugcotshwa kwesiqu sevalvu nakho kuyadingeka.
Kufanele kunakwe kakhulu ekunakekelweni kokupakisha kunevalvu yebhabhathane. Ukupakisha kwevalvu yesango kusetshenziselwa ukuvala igebe phakathi kwesiqu sevalvu nomzimba wevalvu ukuvimbela ukuthi ingaphakathi lingaphumi. Ukuguga nokuguguleka kokupakisha kuyizinkinga ezivamile zamavalvu esango. Ngesikhathi sokulungisa, kubalulekile ukuhlola njalo ukuqina kokupakisha bese ukukulungisa noma ukukushintsha uma kudingeka.
8. Isiphetho
Ngamafuphi, ama-valve e-butterfly nama-valve esango anezinzuzo nezinkinga zawo maqondana nokusebenza, izindleko, ukuqina, ukulawulwa kokugeleza kanye nokufakwa:
1. Isimiso: Amavalvu e-Butterfly anesivinini sokuvula nokuvala esisheshayo futhi afaneleka ngezikhathi zokuvula nokuvala okusheshayo; amavalvu esango anezikhathi zokuvula nokuvala ezinde.
2. Ukwakheka: Amavalvu ebhabhathane anesakhiwo esilula kanti amavalvu esango anokwakheka okuyinkimbinkimbi.
3. Izindleko: Amavalvu e-Butterfly anezindleko eziphansi, ikakhulukazi ekusetshenzisweni kobubanzi obukhulu; amavalvu esango anezindleko eziphakeme, ikakhulukazi ezidingweni zokucindezela okuphezulu noma zezinto ezikhethekile.
4. Ukuqina: Ama-valve e-Butterfly aqinile kangcono ezinhlelweni zokucindezela okuphansi kanye nokucindezela okuphakathi; ama-valve esango asebenza kahle ezindaweni ezinokucindezela okuphezulu kanye nokushisa okuphezulu, kodwa ukuvulwa nokuvalwa njalo kungathinta isikhathi sawo sokuphila.
5. Ukulawulwa kokugeleza: Amavalvu ebhabhathane afaneleka kakhulu ekulawuleni ukugeleza okuqinile; amavalvu esango afaneleka kakhulu ekusebenzeni okuvulekile noma okuvaliwe ngokuphelele.
6. Ukufakwa: Amavalvu e-Butterfly kulula ukuwafaka futhi ayasebenza kokubili kumapayipi avundlile naqondile; amavalvu esango ayinkimbinkimbi ukuwafaka futhi afanele ukufakwa kwamapayipi avundlile.
7. Ukugcinwa: Ukugcinwa kwamavalvu ebhabhathane kugxile ekugugeni nasekugugeni kwepuleti levalvu kanye nesihlalo sevalvu, kanye nokugcotshwa kwesiqu sevalvu. Ngaphezu kwalokhu, ivalvu yesango nayo idinga ukugcina ukupakisha.
Ekusetshenzisweni okungokoqobo, ukukhethwa kwama-valve e-butterfly noma ama-valve esango kudinga ukucatshangelwa ngokuphelele ngokwezimo zokusebenza ezithile kanye nezidingo ukuqinisekisa ukusebenza okuhle kakhulu kanye nokonga.